EP 3146740 B1 20210414 - CELLULAR NETWORK AUTHENTICATION
Title (en)
CELLULAR NETWORK AUTHENTICATION
Title (de)
AUTHENTIFIZIERUNG EINES MOBILFUNKNETZES
Title (fr)
AUTHENTIFICATION DE RÉSEAU CELLULAIRE
Publication
Application
Priority
FI 2014050382 W 20140520
Abstract (en)
[origin: WO2015177397A1] A method, apparatus and computer program in which a cellular terminal: transmits a request that requires authentication procedure triggering to a cellular network and responsively receiving from the cellular network an authentication request message with an indication of a selected cryptographic algorithm from a group of a plurality of cryptographic algorithms; decodes the authentication request message to a decoded authentication request according to the selected cryptographic algorithm and based on a shared secret known by the cellular terminal and a network operator of the cellular terminal; based on the decoded authentication request, the shared secret and the selected cryptographic algorithm, produces and encrypts an authentication response message; and transmits the authentication response message to the cellular network.
IPC 8 full level
H04W 12/06 (2021.01); H04L 9/08 (2006.01); H04L 9/32 (2006.01); H04L 29/06 (2006.01); H04W 12/04 (2021.01)
CPC (source: EP US)
H04L 9/3271 (2013.01 - EP US); H04L 63/083 (2013.01 - US); H04L 63/205 (2013.01 - EP US); H04W 12/04 (2013.01 - EP US); H04W 12/06 (2013.01 - EP US); H04L 2209/80 (2013.01 - EP US)
Citation (examination)
- US 2011191842 A1 20110804 - LINDHOLM FREDRIK [SE], et al
- US 2012144189 A1 20120607 - ZHONG ZHEN [CN]
- US 2005047597 A1 20050303 - ZHENG ZHIBIN [CN]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2015177397 A1 20151126; CN 106465109 A 20170222; EP 3146740 A1 20170329; EP 3146740 A4 20171129; EP 3146740 B1 20210414; US 10484187 B2 20191119; US 2017155516 A1 20170601
DOCDB simple family (application)
FI 2014050382 W 20140520; CN 201480078967 A 20140520; EP 14892452 A 20140520; US 201415310328 A 20140520